1.
Todorov P. VARIATIONAL METHODS FOR THE TOTALLY MONOTONIC FUNCTIONS AND APPLICATIONS. Ann. Sofia Univ. Fac. Math. and Inf. [Internet]. 2002 Dec. 12 [cited 2024 Nov. 24];94:35-47. Available from: https://ftl5.uni-sofia.bg./index.php/fmi/article/view/188